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Chromosomal abnormalities seen in early miscarriages with anembryonic and embryonic arrest where a fetal pole is seen
| Anembryonic pregnancies | Missed abortions with fetal pole | |
|---|---|---|
| 91 total | 181 total | |
| 53 cases with anomalies | 123 cases with anomalies | |
| Monosomy X | 2 (4%) | 7 (6%) |
| Autosomal trisomy—single | 28 (53%) | 94 (76%) |
| Autosomal trisomy—multiple | 8 (15%) | 9 (7%) |
| Polyploidy–triploidy | 1 (9%) | 11 (9%) |
| Polyploidy–tetraploidy | 5 (2%) | 2 (2%) |
| Structural abnormalities (deletions/additions) | 9 (17%) | 0 (0%) |
